package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    DishService dishService;
    @Autowired
    RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO)
    {
        dishService.saveWithFlavors(dishDTO);
        String key="dish_"+dishDTO.getCategoryId();
        redisTemplate.delete(key);
        return Result.success();
    }

    /**
     * 分页查询
     * @param dishPageQueryDTO
     * @return
     */

    @GetMapping("/page")
    @ApiOperation("分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO)
    {
      PageResult pageResult= dishService.pageQuery(dishPageQueryDTO);
      return Result.success(pageResult);
    }

    /**
     * 删除菜品(可批量删除)
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("删除菜品(可批量删除)")
    public Result delete(@RequestParam List<Long> ids )
    {
        dishService.deleteBatch(ids);
        cachingClear("dish_*");
        return Result.success();
    }

    /**
     * 回显
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("回显")
    public Result<DishVO> getById(@PathVariable Long id)
    {
       DishVO dishVO= dishService.getByIdWithFlavor(id);
       return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO)
    {
       dishService.updateWithFlavor(dishDTO);
        cachingClear("dish_*");
       return Result.success();
    }

    /**
     * 停售和启售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("停售和启售")
    public Result startOrStop(@PathVariable Integer status,Long id)
    {       dishService.status(status,id);
            cachingClear("dish_*");
           return Result.success();
    }

    /**
     * 根据根据分类ID查询菜品
     * @param type
     * @return
     */
    @GetMapping("list")
    @ApiOperation("根据根据分类ID查询菜品")
    public Result<List<Dish>> getByCategoryId(Long categoryId)
    {
      List<Dish> dishes= dishService.getByCategoryId(categoryId);
      return Result.success(dishes);
    }

    /**
     * 清除redis菜品缓存
     * @param pattern
     */
    public  void cachingClear(String pattern)
    {
         Set keys = redisTemplate.keys(pattern);
         redisTemplate.delete(keys);
    }

}
